Nth-term rule

Definition

A rule that calculates a term directly from its position number $n$ .

Used by Edexcel and OCR

Specification A25 · Paper 1, Paper 2, Paper 3

An nth-term rule is an algebraic expression that takes a position as its input and gives the term at that position.
Revise: Nth Term

Specification 6.06b · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)

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